Datasheet

17
Figure 10. Test circuit for common mode transient immunity and typical waveforms.
Figure 11. Recommended printed circuit board layout.
GND BUS (BACK)
V
CC
BUS (FRONT)
ENABLE
0.1µF
10 mm MAX.
(SEE NOTE 5)
OUTPUT
HCPL-260L fig 12
NC
NC
SINGLE CHANNEL
DEVICE ILLUSTRATED.
Figure 9. Test circuit for t
EHL
and t
ELH
.
OUTPUT V
O
MONITORING
NODE
1.5 V
t
EHL
t
ELH
V
E
INPUT
V
O
OUTPUT
3.0 V
1.5 V
3.3V or 5V
7
5
6
8
2
3
4
1
PULSE GEN.
Z
O
= 50 Ω
t
f
= t
r
= 5 ns
I
F
R
L
V
CC
0.1 µF
BYPASS
*C
L
*C
L
IS APPROXIMATELY 15 pF WHICH INCLUDES
PROBE AND STRAY WIRING CAPACITANCE.
GND
7.5 mA
INPUT V
E
MONITORING NODE
HCPL-260L fig 9
3.3V or 5V
7
5
6
8
2
3
4
1
V
CC
0.1 µF
BYPASS
GND
OUTPUT V
O
MONITORING
NODE
PULSE
GENERATOR
Z
O
= 50 Ω
+
I
F
B
A
V
FF
V
CM
–
R
L
SINGLE CHANNEL
3.3V or 5V
7
5
6
8
2
3
4
1
V
CC
0.1 µF
BYPASS
GND
OUTPUT V
O
MONITORING
NODE
PULSE
GENERATOR
Z
O
= 50 Ω
+
I
F
B
A
V
FF
V
CM
–
R
L
DUAL CHANNEL
V
O
0.5 V
V
O
(MIN.)
5 V
0 V
SWITCH AT A: I
F
= 0 mA
SWITCH AT B: I
F
= 7.5 mA
V
CM
CM
H
CM
L
V
O
(MAX.)
V
CM
(PEAK)
V
O
HCPL-260L fig 11